Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?
You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?
What is the next number in this series? 4,12,84,3612....
Move three sticks of the spiral below to form a square.
Can you find the thief by just looking at the picture below?
A bomb exploded in a room full of married couples and no one died. How?
Why is a river so rich ?
What is the word or phrase below? R | E | A | D
How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.
John is the son of Jacob. So, Jacob is the_____of John's father?
Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?
There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.